Subtract 70/9 from 50/27
1st number: 1 23/27, 2nd number: 7 7/9
50/27 - 70/9 is -160/27.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 9 is 27
Next, find the equivalent fraction of both fractional numbers with denominator 27 - For the 1st fraction, since 27 × 1 = 27,
50/27 = 50 × 1/27 × 1 = 50/27 - Likewise, for the 2nd fraction, since 9 × 3 = 27,
70/9 = 70 × 3/9 × 3 = 210/27 - Subtract the two like fractions:
50/27 - 210/27 = 50 - 210/27 = -160/27
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/54-70/9 50/27-70/18 50/81-70/9 50/27-70/27 50/27-70/45 50/27-70/63